sudokuplus.dk
Last scanned: 2026-09-02 20:50:30  ·  689ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   51ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.211.38 3600s domain-parking.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records3 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod5-cph3.one.com 185.164.14.54 mx1.pub.mailpod5-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod5-cph3.one.com 185.164.14.55 mx2.pub.mailpod5-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod5-cph3.one.com 185.164.14.56 mx3.pub.mailpod5-cph3.one.com AS51468 One.com A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   182ms
TXT Record
v=spf1 include:_custspf.one.com -all
✉️ SPF
PolicyRecord (sudokuplus.dk)
-all (hard fail) v=spf1 include:_custspf.one.com -all
📨 DMARC
PolicyRecord (_dmarc.sudokuplus.dk)
p=reject v=DMARC1;p=reject;sp=reject;adkim=r;aspf=r;fo=1;ri=86400;rua=mailto:dl@sudokuplus.dk
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE3 records   79ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 63EF463E384F266BA4F41EE149A2C594…
SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 63EF463E384F266BA4F41EE149A2C594…
SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 63EF463E384F266BA4F41EE149A2C594…
🔐 DNSSEC88ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026071902
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
51ms
A
46ms
MX
53ms
AAAA
46ms
TXT
182ms
CAA
66ms
HTTPS
57ms
TLSA
79ms
SOA
0ms
MTA-STS
61ms
DNSSEC
88ms
SRV
70ms
Total
689ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 20:50:30 689ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-19 18:03:11 875ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-18 05:12:02 4981ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-25 19:36:26 676ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-24 01:52:47 738ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-23 13:30:54 880ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-22 06:55:24 613ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-17 13:17:23 2664ms 2 NS 1 A 3 MX 🔒 Secure View
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